NumberResearchRecent prefix assignments
366 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/18/2026
Which carriers received which NPA-NXX prefixes, and where. Assignments are initial assignments from NANPA records — because of number portability, the current serving carrier of individual numbers may differ. For finer-grained activity, see the thousands-block view above.
Most active assignees, last 30 days
New assignments by month
Sep 2026
Aug 2026
Jul 2026
Jun 2026
May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2006-07-11 | 450-303 | Videotron Ltd. | 8306 | St-Calixte-de-Kilkenny | — |
| 2006-07-11 | 450-304 | Videotron Ltd. | 8306 | St-Jerome | — |
| 2006-07-11 | 808-450 | T-MOBILE USA, INC. | 6529 | HONOLULU | HI |
| 2006-07-11 | 817-710 | WESTEL, INC. - TX | 7399 | FORT WORTH | TX |
| 2006-07-11 | 819-774 | TELUS Quebec | 2243 | Ste-Agathe | — |
| 2006-07-11 | 951-591 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | PERRIS | CA |
| 2006-07-10 | 214-736 | LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | DALLAS | TX |
| 2006-07-10 | 256-933 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL | 6804 | NEW MARKET | AL |
| 2006-07-10 | 256-995 | MCC TELEPHONY LLC | 593K | ARDMORE | AL |
| 2006-07-10 | 330-937 | METROPCS, INC. | 5562 | MONTROSE | OH |
| 2006-07-10 | 518-601 | PAETEC ITEL, LLC | 829J | MINEVILLE | NY |
| 2006-07-10 | 585-497 | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | HONEOYEFLS | NY |
| 2006-07-10 | 765-881 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MUNCIE | IN |
| 2006-07-10 | 903-650 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | ATLANTA | TX |
| 2006-07-10 | 909-685 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | RIALTO | CA |
| 2006-07-10 | 936-225 | AERIAL COMMUNICATIONS, INC. | 6701 | LUFKIN | TX |
| 2006-07-10 | 956-780 | STPCS JOINT VENTURE, LLC | 4290 | MISSION | TX |
| 2006-07-07 | 208-936 | LEVEL 3 COMMUNICATIONS, LLC - ID | 7558 | NAMPA | ID |
| 2006-07-07 | 289-298 | ISP Telecom Inc. | 4727 | Brampton | — |
| 2006-07-07 | 289-479 | ISP Telecom Inc. | 4727 | St. Catharines-Thorold | — |
| 2006-07-07 | 413-686 | PAETEC ITEL, LLC | 829J | SPRINGFLD | MA |
| 2006-07-07 | 423-573 | BRISTOL TENNESSEE ESSENTIAL SERVICES - TN | 895D | BRISTOL | TN |
| 2006-07-07 | 423-574 | BRISTOL TENNESSEE ESSENTIAL SERVICES - TN | 895D | BLOUNTVL | TN |
| 2006-07-07 | 423-575 | BRISTOL TENNESSEE ESSENTIAL SERVICES - TN | 895D | BLUFF CITY | TN |
| 2006-07-07 | 424-653 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | BEVERLYHLS | CA |
| 2006-07-07 | 450-939 | Videotron Ltd. | 8306 | Ste-Therese | — |
| 2006-07-07 | 450-940 | Videotron Ltd. | 8306 | Ste-Anne-des-Plaines | — |
| 2006-07-07 | 514-432 | Bell Mobility | 6574 | Montreal | — |
| 2006-07-07 | 705-201 | ISP Telecom Inc. | 4727 | Peterborough | — |
| 2006-07-07 | 705-202 | ISP Telecom Inc. | 4727 | Campbellford | — |
| 2006-07-07 | 717-650 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | 6392 | YORK | PA |
| 2006-07-07 | 778-847 | Bell Mobility | 6574 | Vancouver | — |
| 2006-07-07 | 801-753 | QWEST CORPORATION | 9636 | LEHI | UT |
| 2006-07-07 | 818-859 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | BRBN BRBN | CA |
| 2006-07-07 | 905-514 | TELUS Mobility | 8303 | Milton | — |
| 2006-07-06 | 301-600 | VERIZON MARYLAND, INC. | 9212 | FREDERICK | MD |
| 2006-07-06 | 478-721 | BANDWIDTH.COM CLEC, LLC - GA | 983E | FORTVALLEY | GA |
| 2006-07-06 | 605-470 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BRITTON | SD |
| 2006-07-06 | 704-749 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | CHARLOTTE | NC |
| 2006-07-06 | 712-650 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LAKE VIEW | IA |
| 2006-07-05 | 210-772 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | SANANTONIO | TX |
| 2006-07-05 | 334-543 | LEVEL 3 COMMUNICATIONS, LLC - AL | 5255 | HOLTVILLE | AL |
| 2006-07-05 | 334-660 | SOUTHERN COMMUNICATIONS SERVICES, INC. | 6744 | ARITON | AL |
| 2006-07-05 | 513-803 | CINCINNATI BELL | 9348 | CINCINNATI | OH |
| 2006-07-05 | 571-481 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSNGTNZN08 | VA |
| 2006-07-05 | 573-990 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MALDEN | MO |
| 2006-07-05 | 704-206 | SOUTH CAROLINA NET, INC. - NC | 511C | CHARLOTTE | NC |
| 2006-07-05 | 704-315 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | 6324 | CHARLOTTE | NC |
| 2006-07-05 | 704-403 | WINDSTREAM CONCORD TELEPHONE, LLC | 0474 | CONCORD | NC |
| 2006-07-05 | 850-918 | BHN IP ENABLED SERVICES, LLC | 045L | JAY | FL |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/18/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.